View cellular network signal, turn your mobile data connection on or off.
INSTRUCTIONS & INFO
Cellular signal strength is displayed in the upper left corner of the screen. Note: To view the locations AT&T voice and data service can be used, see the AT&T Network coverage map.
A 3G icon will appear on the status bar when 3G signal is available. Note: Learn more about the AT&T network visit www.att.com/network.
If Airplane mode is turned on, the Airplane mode icon will display in the notification bar.